package org.csmz.class2333;

public class Example03 {
    public static void main(String[] args) {
        int i = 0;
        long l = i;
        float f = l;
        double d = f;
        System.out.println("long类型变量l： " + l);
        System.out.println("float类型变量f：" + f);
        System.out.println("double类型变量：" + d);

        int a = 15;
        byte b =(byte) a;
        System.out.println(b);
    }
}
